两点式
two-point form The equation of a line determined by two known points $(x_1, y_1)$ and $(x_2, y_2)$: $\frac{y - y_1}{y_2 - y_1} = \frac{x - x_1}{x_2 - x_1}$.
CSCA 数学 考试术语
two-point form The equation of a line determined by two known points $(x_1, y_1)$ and $(x_2, y_2)$: $\frac{y - y_1}{y_2 - y_1} = \frac{x - x_1}{x_2 - x_1}$.
CSCA 数学 考试术语